diff options
| author | Aaron Durbin <adurbin@chromium.org> | 2016-03-08 11:01:17 -0600 |
|---|---|---|
| committer | Aaron Durbin <adurbin@chromium.org> | 2016-03-09 16:46:52 +0100 |
| commit | 40672becaa44a0d71f6a312335cc4c028d60199b (patch) | |
| tree | a2714f085ee3f4ded29efdff6d6c6cea2db8afac /src/drivers | |
| parent | ac1c9ece23f9b0c7cdba3de68614a1081a3016b3 (diff) | |
drivers/intel/fsp2_0: don't leak resources
rdev_mmap() was not followed by rdev_munmap(), thus leaking
resources. Fix the leak.
Change-Id: Ibdd30d6b64616038013b4bb748f2ad4a98db5472
Signed-off-by: Aaron Durbin <adurbin@chromium.org>
Reviewed-on: https://review.coreboot.org/13958
Reviewed-by: Furquan Shaikh <furquan@google.com>
Tested-by: build bot (Jenkins)
Reviewed-by: Andrey Petrov <andrey.petrov@intel.com>
Diffstat (limited to 'src/drivers')
| -rw-r--r-- | src/drivers/intel/fsp2_0/util.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/src/drivers/intel/fsp2_0/util.c b/src/drivers/intel/fsp2_0/util.c index 4fd4f689a3..da8aa9c271 100644 --- a/src/drivers/intel/fsp2_0/util.c +++ b/src/drivers/intel/fsp2_0/util.c @@ -95,11 +95,20 @@ enum cb_err fsp_load_binary(struct fsp_header *hdr, /* Map just enough of the file to be able to parse the header. */ membase = rdev_mmap(&file_data, FSP_HDR_OFFSET, FSP_HDR_LEN); + + if (membase == NULL) { + printk(BIOS_ERR, "Could not mmap() '%s' FSP header.\n", name); + return CB_ERR; + } + if (fsp_identify(hdr, membase) != CB_SUCCESS) { + rdev_munmap(&file_data, membase); printk(BIOS_ERR, "%s did not have a valid FSP header\n", name); return CB_ERR; } + rdev_munmap(&file_data, membase); + fsp_print_header_info(hdr); /* Check if size specified in the header matches the cbfs file size */ |