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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>
This commit is contained in:
Aaron Durbin 2016-03-08 11:01:17 -06:00
parent ac1c9ece23
commit 40672becaa
1 changed files with 9 additions and 0 deletions
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9
src/drivers/intel/fsp2_0/util.c
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@ -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 */