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authorMichael Niedermayer <[email protected]>2016-01-17 15:39:11 +0100
committerMichael Niedermayer <[email protected]>2016-01-28 15:53:54 +0100
commitc6f6829ce6e0e3dd7d5d6f084bc8437e84ec7ee5 (patch)
tree3d669abbfdc430801250012bb76e7570e473409a
parentb9551e71bf3309a1561e58a8efef66fe1b109ae9 (diff)
avcodec/ass_split: Fix null pointer dereference in ff_ass_style_get()
Fixes: 55d71971da50365d542ed14b65565fe1/signal_sigsegv_4765a4_8499_f146af090a94f591d6254515c7700ef5.mkv Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind Reviewed-by: Andreas Cadhalpun <[email protected]> Signed-off-by: Michael Niedermayer <[email protected]> (cherry picked from commit 158f0545d81b2aca1c936490f80d13988616910e) Signed-off-by: Michael Niedermayer <[email protected]>
-rw-r--r--libavcodec/ass_split.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/libavcodec/ass_split.c b/libavcodec/ass_split.c
index 9bc7b9d5d6..f84a686b03 100644
--- a/libavcodec/ass_split.c
+++ b/libavcodec/ass_split.c
@@ -525,7 +525,7 @@ ASSStyle *ff_ass_style_get(ASSSplitContext *ctx, const char *style)
if (!style || !*style)
style = "Default";
for (i=0; i<ass->styles_count; i++)
- if (!strcmp(ass->styles[i].name, style))
+ if (ass->styles[i].name && !strcmp(ass->styles[i].name, style))
return ass->styles + i;
return NULL;
}