mirror of
https://gitlab.freedesktop.org/wayland/weston
synced 2024-10-03 02:09:55 +00:00
wcap: Check for mmap and malloc return value in wcap decode module
Checking for return value in main.c for wcap_decoder_create function and mmap, malloc return value in wcap_decoder_create function to avoid crashes Signed-off-by: vivek <vivek.ellur@samsung.com>
This commit is contained in:
parent
4779241516
commit
6f0907b6d8
|
@ -251,6 +251,10 @@ int main(int argc, char *argv[])
|
|||
}
|
||||
|
||||
decoder = wcap_decoder_create(argv[1]);
|
||||
if (decoder == NULL) {
|
||||
fprintf(stderr, "Creating wcap decoder failed\n");
|
||||
exit(EXIT_FAILURE);
|
||||
}
|
||||
|
||||
if (yuv4mpeg2 && isatty(1)) {
|
||||
fprintf(stderr, "Not dumping yuv4mpeg2 data to terminal. Pipe output to a file or a process.\n");
|
||||
|
|
|
@ -126,6 +126,11 @@ wcap_decoder_create(const char *filename)
|
|||
decoder->size = buf.st_size;
|
||||
decoder->map = mmap(NULL, decoder->size,
|
||||
PROT_READ, MAP_PRIVATE, decoder->fd, 0);
|
||||
if (decoder->map == MAP_FAILED) {
|
||||
fprintf(stderr, "mmap failed\n");
|
||||
free(decoder);
|
||||
return NULL;
|
||||
}
|
||||
|
||||
header = decoder->map;
|
||||
decoder->format = header->format;
|
||||
|
@ -137,6 +142,10 @@ wcap_decoder_create(const char *filename)
|
|||
|
||||
frame_size = header->width * header->height * 4;
|
||||
decoder->frame = malloc(frame_size);
|
||||
if (decoder->frame == NULL) {
|
||||
free(decoder);
|
||||
return NULL;
|
||||
}
|
||||
memset(decoder->frame, 0, frame_size);
|
||||
|
||||
return decoder;
|
||||
|
|
Loading…
Reference in a new issue