crypto: digest: Return -errno if open() fails

Strictly speaking, open() doesn't return a detailed error code as its
return value and it can and should be obtained via 'errno'.

Signed-off-by: Andrey Smirnov <andrew.smirnov@gmail.com>
Reviewed-by: Sam Ravnborg <sam@ravnborg.org>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>

1 files changed, 1 insertions, 1 deletions

diff --git a/crypto/digest.c b/crypto/digest.c
index 9b7b73019a..493e56902d 100644
--- a/crypto/digest.c
+++ b/crypto/digest.c
@@ -289,7 +289,7 @@ int digest_file_window(struct digest *d, const char *filename,
 	fd = open(filename, O_RDONLY);
 	if (fd < 0) {
 		perror(filename);
-		return fd;
+		return -errno;
 	}
 
 	buf = memmap(fd, PROT_READ);