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tiff: fix leak on error return in doubles2str()

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Fixes CID733797
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer 2012-10-11 16:51:08 +02:00
parent 9ba2484ece
commit 4b20b21b8d
1 changed files with 3 additions and 1 deletions
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4
libavcodec/tiff.c
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@ -216,8 +216,10 @@ static char *doubles2str(double *dp, int count, const char *sep)
ap[0] = '\0'; ap[0] = '\0';
for (i = 0; i < count; i++) { for (i = 0; i < count; i++) {
unsigned l = snprintf(ap, component_len, "%f%s", dp[i], sep); unsigned l = snprintf(ap, component_len, "%f%s", dp[i], sep);
if(l >= component_len) if(l >= component_len) {
av_free(ap0);
return NULL; return NULL;
}
ap += l; ap += l;
} }
ap0[strlen(ap0) - strlen(sep)] = '\0'; ap0[strlen(ap0) - strlen(sep)] = '\0';