Commit 6e6d9fa6 authored Oct 28, 2006 by Michael Holzheu Committed by Linus Torvalds Oct 28, 2006

[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>

parent 5fa3839a

lib/string.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -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';

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