Commit 661bc6ec62d462dc7380243f5f45d89442c849d8
1 parent
7bc5136e52
Exists in
smarc_8mm-imx_v2018.03_4.14.98_2.0.0_ga
and in
5 other branches
MLK-20240-7 fastboot: Add NULL return check
Fix coverity issue CID 1898965: Dereference null return value (NULL_RETURNS) dereference: Dereferencing a pointer that might be NULL dev_desc when calling write_backup_gpt_partitions Signed-off-by: Ye Li <ye.li@nxp.com>
Showing 1 changed file with 5 additions and 0 deletions Side-by-side Diff
drivers/usb/gadget/f_fastboot.c
| ... | ... | @@ -880,6 +880,11 @@ |
| 880 | 880 | return -1; |
| 881 | 881 | } |
| 882 | 882 | dev_desc = blk_get_dev("mmc", mmc_no); |
| 883 | + if (dev_desc == NULL) { | |
| 884 | + printf("Can't get Block device MMC %d\n", | |
| 885 | + mmc_no); | |
| 886 | + return -ENODEV; | |
| 887 | + } | |
| 883 | 888 | |
| 884 | 889 | /* write backup get partition */ |
| 885 | 890 | if (write_backup_gpt_partitions(dev_desc, interface.transfer_buffer)) { |