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fix(png): fix possible file leaks (#3204)

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Co-authored-by: pengyiqiang <pengyiqiang@xiaomi.com>
This commit is contained in:
_VIFEXTech
2022-03-25 05:12:29 +08:00
committed by GitHub
parent a6368fec53
commit 8ddbae1f35
1 changed files with 5 additions and 1 deletions
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6
src/extra/libs/png/lv_png.c
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@@ -80,11 +80,15 @@ static lv_res_t decoder_info(struct _lv_img_decoder_t * decoder, const void * sr
lv_fs_file_t f;
lv_fs_res_t res = lv_fs_open(&f, fn, LV_FS_MODE_RD);
if(res != LV_FS_RES_OK) return LV_RES_INV;
lv_fs_seek(&f, 16, LV_FS_SEEK_SET);
uint32_t rn;
lv_fs_read(&f, &size, 8, &rn);
if(rn != 8) return LV_RES_INV;
lv_fs_close(&f);
if(rn != 8) return LV_RES_INV;
/*Save the data in the header*/
header->always_zero = 0;
header->cf = LV_IMG_CF_RAW_ALPHA;