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authorMans Rullgard <mans@mansr.com>2012-11-24 13:03:53 +0000
committerMans Rullgard <mans@mansr.com>2012-11-26 13:34:58 +0000
commitdd3b73f3905c61c99f1d3fb58bc7ee380eb8aa2e (patch)
tree97e4b88e390322ce1bff80f3e42051200c4cd4d9 /libavutil/base64.c
parent7709ce029a7bc101b9ac1ceee607cda10dcb89dc (diff)
base64: fix signed overflow in shift
Signed-off-by: Mans Rullgard <mans@mansr.com>
Diffstat (limited to 'libavutil/base64.c')
-rw-r--r--libavutil/base64.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/libavutil/base64.c b/libavutil/base64.c
index 73872b8c99..c1fba897be 100644
--- a/libavutil/base64.c
+++ b/libavutil/base64.c
@@ -44,10 +44,10 @@ static const uint8_t map2[] =
int av_base64_decode(uint8_t *out, const char *in, int out_size)
{
- int i, v;
+ int i;
+ unsigned v = 0;
uint8_t *dst = out;
- v = 0;
for (i = 0; in[i] && in[i] != '='; i++) {
unsigned int index= in[i]-43;
if (index>=FF_ARRAY_ELEMS(map2) || map2[index] == 0xff)