[PATCH v3 3/4] vsscanf(): do not skip spaces

[Demi Marie Obenour <demi@xxxxxxxxxxxxxxxxxxxxxx>]

Passing spaces before e.g. an integer is usually
not intended.  This was suggested by Christoph in
https://lore.kernel.org/lkml/ZIQrohcizoj4bZWx@xxxxxxxxxxxxx/.

Suggested-by: Christoph Hellwig <hch@xxxxxx>
Signed-off-by: Demi Marie Obenour <demi@xxxxxxxxxxxxxxxxxxxxxx>
---
 lib/vsprintf.c | 8 +-------
 1 file changed, 1 insertion(+), 7 deletions(-)

diff --git a/lib/vsprintf.c b/lib/vsprintf.c
index 
9e53355c35b1d6260631868228ede1d178fe3325..665f6197f8313d653f67d7886b12c43942e058dd
 100644
--- a/lib/vsprintf.c
+++ b/lib/vsprintf.c
@@ -3551,8 +3551,6 @@ int vsscanf(const char *buf, const char *fmt, va_list 
args)
                        char *s = (char *)va_arg(args, char *);
                        if (field_width == -1)
                                field_width = SHRT_MAX;
-                       /* first, skip leading white space in buffer */
-                       str = skip_spaces(str);
 
                        /* now copy until next white space */
                        while (*str && !isspace(*str) && field_width--)
@@ -3639,11 +3637,7 @@ int vsscanf(const char *buf, const char *fmt, va_list 
args)
                        return num;
                }
 
-               /* have some sort of integer conversion.
-                * first, skip white space in buffer.
-                */
-               str = skip_spaces(str);
-
+               /* have some sort of integer conversion. */
                digit = *str;
                if (is_sign && digit == '-') {
                        if (field_width == 1)
-- 
Sincerely,
Demi Marie Obenour (she/her/hers)
Invisible Things Lab