blob: 2c769db2304708428b9467e5805b41d337455c14 [file] [log] [blame]
@@ -, +, @@
---
src/lib/efivars_sysfs.c | 16 +++++++++++++---
1 files changed, 13 insertions(+), 3 deletions(-)
--- a/src/lib/efivars_sysfs.c
+++ a/src/lib/efivars_sysfs.c
@@ -66,6 +66,7 @@ static efi_status_t
sysfs_write_variable(const char *filename, efi_variable_t *var)
{
int fd;
+ int rc = EFI_SUCCESS;
size_t writesize;
char buffer[PATH_MAX+40];
@@ -77,12 +78,21 @@ sysfs_write_variable(const char *filename, efi_variable_t *var)
return EFI_INVALID_PARAMETER;
}
writesize = write(fd, var, sizeof(*var));
+ if (writesize == -1) {
+ if (errno == -ENOSPC)
+ rc = EFI_OUT_OF_RESOURCES;
+ else
+ rc = EFI_INVALID_PARAMETER;
+ goto out;
+ }
if (writesize != sizeof(*var)) {
- close(fd);
- return EFI_INVALID_PARAMETER;
+ rc = EFI_INVALID_PARAMETER;
}
+out:
+ if (rc != EFI_SUCCESS)
+ fprintf(stderr, "Failed to write variable: %s\n", strerror(errno));
close(fd);
- return EFI_SUCCESS;
+ return rc;
}
--