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change surplus for() to while()

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This commit is contained in:
Igor Sysoev 2009-06-05 12:33:49 +00:00
parent 94605ebb2f
commit 22373a503a
1 changed files with 4 additions and 1 deletions
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5
src/core/ngx_string.c
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@ -30,12 +30,15 @@ ngx_cpystrn(u_char *dst, u_char *src, size_t n)
return dst; return dst;
} }
for ( /* void */ ; --n; dst++, src++) { while (--n) {
*dst = *src; *dst = *src;
if (*dst == '\0') { if (*dst == '\0') {
return dst; return dst;
} }
dst++;
src++;
} }
*dst = '\0'; *dst = '\0';