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[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] [PATCH 1/4] Rip out simple_strtoll()
It is not used anywhere but its own unit tests.
Signed-off-by: Demi Marie Obenour <demi@xxxxxxxxxxxxxxxxxxxxxx>
---
Documentation/dev-tools/checkpatch.rst | 9 ++++-----
Documentation/process/deprecated.rst | 5 ++---
.../translations/it_IT/process/deprecated.rst | 9 ++++-----
.../translations/sp_SP/process/deprecated.rst | 14 +++++++-------
include/linux/kstrtox.h | 1 -
lib/kstrtox.c | 2 +-
lib/test_scanf.c | 10 ----------
lib/vsprintf.c | 14 --------------
8 files changed, 18 insertions(+), 46 deletions(-)
diff --git a/Documentation/dev-tools/checkpatch.rst
b/Documentation/dev-tools/checkpatch.rst
index
c3389c6f38381f038ed5d9a884f2d333a749f8a2..0ae0ca80beb0c0171e8c04306cb5b9ccbc9fa713
100644
--- a/Documentation/dev-tools/checkpatch.rst
+++ b/Documentation/dev-tools/checkpatch.rst
@@ -290,11 +290,10 @@ API usage
See:
https://www.kernel.org/doc/html/latest/process/deprecated.html#bug-and-bug-on
**CONSIDER_KSTRTO**
- The simple_strtol(), simple_strtoll(), simple_strtoul(), and
- simple_strtoull() functions explicitly ignore overflows, which
- may lead to unexpected results in callers. The respective kstrtol(),
- kstrtoll(), kstrtoul(), and kstrtoull() functions tend to be the
- correct replacements.
+ The simple_strtol(), simple_strtoul(), and simple_strtoull() functions
+ explicitly ignore overflows, which may lead to unexpected results in
+ callers. The respective kstrtol(), kstrtoll(), kstrtoul(), and kstrtoull()
+ functions tend to be the correct replacements.
See:
https://www.kernel.org/doc/html/latest/process/deprecated.html#simple-strtol-simple-strtoll-simple-strtoul-simple-strtoull
diff --git a/Documentation/process/deprecated.rst
b/Documentation/process/deprecated.rst
index
f91b8441f2ef70576c5bad079e631e4077eabed6..b2f677eb6d6b12df63003b00960ef27b1656e4c3
100644
--- a/Documentation/process/deprecated.rst
+++ b/Documentation/process/deprecated.rst
@@ -109,10 +109,9 @@ For more details, also see array3_size() and
flex_array_size(),
as well as the related check_mul_overflow(), check_add_overflow(),
check_sub_overflow(), and check_shl_overflow() family of functions.
-simple_strtol(), simple_strtoll(), simple_strtoul(), simple_strtoull()
+simple_strtol(), simple_strtoul(), simple_strtoull()
----------------------------------------------------------------------
-The simple_strtol(), simple_strtoll(),
-simple_strtoul(), and simple_strtoull() functions
+The simple_strtol(), simple_strtoul(), and simple_strtoull() functions
explicitly ignore overflows, which may lead to unexpected results
in callers. The respective kstrtol(), kstrtoll(),
kstrtoul(), and kstrtoull() functions tend to be the
diff --git a/Documentation/translations/it_IT/process/deprecated.rst
b/Documentation/translations/it_IT/process/deprecated.rst
index
ba0ed7dc154c95e0e973cb51cc36b95e786079a8..cdc0aa107bce7f4018ad241a02b4f701974e52b4
100644
--- a/Documentation/translations/it_IT/process/deprecated.rst
+++ b/Documentation/translations/it_IT/process/deprecated.rst
@@ -118,12 +118,11 @@ Per maggiori dettagli fate riferimento a array3_size() e
flex_array_size(), ma
anche le funzioni della famiglia check_mul_overflow(), check_add_overflow(),
check_sub_overflow(), e check_shl_overflow().
-simple_strtol(), simple_strtoll(), simple_strtoul(), simple_strtoull()
+simple_strtol(), simple_strtoul(), simple_strtoull()
----------------------------------------------------------------------
-Le funzioni simple_strtol(), simple_strtoll(),
-simple_strtoul(), e simple_strtoull() ignorano volutamente
-i possibili overflow, e questo può portare il chiamante a generare risultati
-inaspettati. Le rispettive funzioni kstrtol(), kstrtoll(),
+Le funzioni simple_strtol(), simple_strtoul(), e simple_strtoull() ignorano
+volutamente i possibili overflow, e questo può portare il chiamante a generare
+risultati inaspettati. Le rispettive funzioni kstrtol(), kstrtoll(),
kstrtoul(), e kstrtoull() sono da considerarsi le corrette
sostitute; tuttavia va notato che queste richiedono che la stringa sia
terminata con il carattere NUL o quello di nuova riga.
diff --git a/Documentation/translations/sp_SP/process/deprecated.rst
b/Documentation/translations/sp_SP/process/deprecated.rst
index
d52120e0d75354d0d32c33d631f9f364eba32f82..f0ba93e7188f02ae98a8533e2dfee4c82cf78c5c
100644
--- a/Documentation/translations/sp_SP/process/deprecated.rst
+++ b/Documentation/translations/sp_SP/process/deprecated.rst
@@ -117,14 +117,14 @@ como también la familia de funciones relacionadas
check_mul_overflow(),
check_add_overflow(), check_sub_overflow(), y check_shl_overflow().
-simple_strtol(), simple_strtoll(), simple_strtoul(), simple_strtoull()
+simple_strtol(), simple_strtoul(), simple_strtoull()
----------------------------------------------------------------------
-Las funciones: simple_strtol(), simple_strtoll(), simple_strtoul(), y
-simple_strtoull() explícitamente ignoran los desbordamientos, lo que puede
-llevar a resultados inesperados por las funciones que las llaman. Las
-funciones respectivas kstrtol(), kstrtoll(), kstrtoul(), y kstrtoull()
-tienden a ser reemplazos correctos, aunque nótese que necesitarán que la
-cadena de caracteres termine en NUL o en el carácter de línea nueva.
+Las funciones: simple_strtol(), simple_strtoul(), y simple_strtoull()
+explícitamente ignoran los desbordamientos, lo que puede llevar a
+resultados inesperados por las funciones que las llaman. Las funciones
+respectivas kstrtol(), kstrtoll(), kstrtoul(), y kstrtoull() tienden a
+ser reemplazos correctos, aunque nótese que necesitarán que la cadena de
+caracteres termine en NUL o en el carácter de línea nueva.
strcpy()
diff --git a/include/linux/kstrtox.h b/include/linux/kstrtox.h
index
529974e22ea799adf5c07b48d803ac9bfc1f85a4..c3ed0ce20be49fba185937e3fd0f949e7be6f9a4
100644
--- a/include/linux/kstrtox.h
+++ b/include/linux/kstrtox.h
@@ -145,7 +145,6 @@ static inline int __must_check kstrtos32_from_user(const
char __user *s, size_t
extern unsigned long simple_strtoul(const char *,char **,unsigned int);
extern long simple_strtol(const char *,char **,unsigned int);
extern unsigned long long simple_strtoull(const char *,char **,unsigned int);
-extern long long simple_strtoll(const char *,char **,unsigned int);
static inline int strtobool(const char *s, bool *res)
{
diff --git a/lib/kstrtox.c b/lib/kstrtox.c
index
08c14019841af9df6d1c354b4503ecee4c7a9da0..3397a91e07dbad814bb0f2c93d19761a375bedc5
100644
--- a/lib/kstrtox.c
+++ b/lib/kstrtox.c
@@ -150,7 +150,7 @@ EXPORT_SYMBOL(kstrtoull);
* @res: Where to write the result of the conversion on success.
*
* Returns 0 on success, -ERANGE on overflow and -EINVAL on parsing error.
- * Preferred over simple_strtoll(). Return code must be checked.
+ * Return code must be checked.
*/
noinline
int kstrtoll(const char *s, unsigned int base, long long *res)
diff --git a/lib/test_scanf.c b/lib/test_scanf.c
index
b620cf7de503542a98f38c45c76e9043b242746e..73e6e912f39c7746b1aaaf35eeb562c9c2d3fac8
100644
--- a/lib/test_scanf.c
+++ b/lib/test_scanf.c
@@ -727,15 +727,6 @@ static void __init test_simple_strtoull(void)
test_simple_strtoxx(unsigned long long, simple_strtoull, "0x%llx", 0);
}
-static void __init test_simple_strtoll(void)
-{
- test_simple_strtoxx(long long, simple_strtoll, "%lld", 10);
- test_simple_strtoxx(long long, simple_strtoll, "%lld", 0);
- test_simple_strtoxx(long long, simple_strtoll, "%llx", 16);
- test_simple_strtoxx(long long, simple_strtoll, "0x%llx", 16);
- test_simple_strtoxx(long long, simple_strtoll, "0x%llx", 0);
-}
-
static void __init test_simple_strtoul(void)
{
test_simple_strtoxx(unsigned long, simple_strtoul, "%lu", 10);
@@ -800,7 +791,6 @@ static void __init selftest(void)
test_numbers();
test_simple_strtoull();
- test_simple_strtoll();
test_simple_strtoul();
test_simple_strtol();
diff --git a/lib/vsprintf.c b/lib/vsprintf.c
index
40f560959b169b4c4ac6154d658cfe76cfd0c5a6..a60d348efb276d66ca07fe464883408df7fdab97
100644
--- a/lib/vsprintf.c
+++ b/lib/vsprintf.c
@@ -144,20 +144,6 @@ static long long simple_strntoll(const char *cp, size_t
max_chars, char **endp,
return simple_strntoull(cp, max_chars, endp, base);
}
-/**
- * simple_strtoll - convert a string to a signed long long
- * @cp: The start of the string
- * @endp: A pointer to the end of the parsed string will be placed here
- * @base: The number base to use
- *
- * This function has caveats. Please use kstrtoll instead.
- */
-long long simple_strtoll(const char *cp, char **endp, unsigned int base)
-{
- return simple_strntoll(cp, INT_MAX, endp, base);
-}
-EXPORT_SYMBOL(simple_strtoll);
-
static noinline_for_stack
int skip_atoi(const char **s)
{
--
Sincerely,
Demi Marie Obenour (she/her/hers)
Invisible Things Lab
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