lavfi/hue: set to NULL freed pointers

Possibly safer.
This commit is contained in:
Stefano Sabatini 2012-09-21 12:41:00 +02:00
parent 31aa5b1a78
commit 3aa1b53256
1 changed files with 2 additions and 1 deletions

View File

@ -118,8 +118,9 @@ static inline void compute_sin_and_cos(HueContext *hue)
hue->attr##_pexpr = old_##attr##_pexpr; \
return AVERROR(EINVAL); \
} else if (old_##attr##_pexpr) { \
av_free(old_##attr##_expr); \
av_freep(&old_##attr##_expr); \
av_expr_free(old_##attr##_pexpr); \
old_##attr##_pexpr = NULL; \
} \
} while (0)