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tiny_psnr: check for specified sample size less than 1

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A zero or negative sample size is impossible and should be
reported as an error.

Signed-off-by: Mans Rullgard <mans@mansr.com>
This commit is contained in:
Mans Rullgard 2012-10-15 00:11:44 +01:00
parent 099294577c
commit 3dc06b6972
1 changed files with 1 additions and 1 deletions
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2
tests/tiny_psnr.c
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@ -139,7 +139,7 @@ int main(int argc, char *argv[])
} else {
char *end;
len = strtol(argv[3], &end, 0);
if (*end || len > 2) {
if (*end || len < 1 || len > 2) {
fprintf(stderr, "Unsupported sample format: %s\n", argv[3]);
return 1;
}