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Allocate one 0-byte in asprintf replacement when len==0

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Some S3 code depends on this.
(This used to be commit dc3d5e16452bf30055638ba3cfe99097fb557156)
This commit is contained in:
Volker Lendecke 2008-03-15 21:47:22 +01:00
parent 0bdba8d59a
commit 3351bdeb23
1 changed files with 1 additions and 1 deletions
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source3/lib/replace/snprintf.c
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@ -1264,7 +1264,7 @@ static int add_cnk_list_entry(struct pr_chunk_x **list,
VA_COPY(ap2, ap);
ret = vsnprintf(NULL, 0, format, ap2);
va_end(ap2);
if (ret <= 0) return ret;
if (ret < 0) return ret;
(*ptr) = (char *)malloc(ret+1);
if (!*ptr) return -1;