[PATCH] fix to strchr() in lib/string.c

From: Nicolas Pitre (nico@cam.org)
Date: Sat Sep 21 2002 - 11:25:59 EST


The return value of strchr("foo",0) should be the start address of
"foo" + 3, not NULL.

--- linux/lib/string.c Thu Aug 1 17:16:34 2002
+++ linux/lib/string.c Sat Sep 21 12:21:54 2002
@@ -190,10 +190,11 @@
  */
 char * strchr(const char * s, int c)
 {
- for(; *s != (char) c; ++s)
- if (*s == '\0')
- return NULL;
- return (char *) s;
+ do {
+ if (*s == (char) c)
+ return (char *) s;
+ } while (*s++);
+ return NULL;
 }
 #endif
 

-
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