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grep - letting calloc() return NULL for 0 storage makes grep "" work

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This commit is contained in:
Ben Gras 2011-02-20 13:34:53 +00:00
parent 32f3d9842d
commit 5518fe9be1
1 changed files with 1 additions and 1 deletions
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2
commands/grep/util.c
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@ -516,7 +516,7 @@ grep_calloc(size_t nmemb, size_t size)
{ {
void *ptr; void *ptr;
if ((ptr = calloc(nmemb, size)) == NULL) if ((ptr = calloc(nmemb, size)) == NULL && (size > 0) && (nmemb > 0))
err(2, "calloc"); err(2, "calloc");
return ptr; return ptr;
} }