[PATCH] strstrip remove last blank fix

strstrip() does not remove the last blank from strings which only consist
of blanks.

Example:
char string[] = "  ";
strstrip(string);

results in " ", but should produce an empty string!

The following patch solves this problem:

Acked-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Signed-off-by: Michael Holzheu <holzheu@de.ibm.com>
Acked-by: Pekka Enberg <penberg@cs.helsinki.fi>
Acked-by Joern Engel <joern@wh.fh-wedel.de>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
This commit is contained in:
Michael Holzheu 2006-10-28 10:38:47 -07:00 committed by Linus Torvalds
parent 5fa3839a64
commit 6e6d9fa6f9

View file

@ -320,7 +320,7 @@ char *strstrip(char *s)
return s;
end = s + size - 1;
while (end != s && isspace(*end))
while (end >= s && isspace(*end))
end--;
*(end + 1) = '\0';