linux-kernel - [PATCH 2/2] um: umid: Use strdup to simplify code

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Date:	Thu,  9 Jul 2015 07:06:04 +0200
From:	Christophe JAILLET <christophe.jaillet@...adoo.fr>
To:	jdike@...toit.com, richard@....at
Cc:	user-mode-linux-devel@...ts.sourceforge.net,
	user-mode-linux-user@...ts.sourceforge.net,
	linux-kernel@...r.kernel.org, kernel-janitors@...r.kernel.org,
	Christophe JAILLET <christophe.jaillet@...adoo.fr>
Subject: [PATCH 2/2] um: umid: Use strdup to simplify code

Replace a malloc+strcpy by an equivalent strdup in order to improve
readability.

Signed-off-by: Christophe JAILLET <christophe.jaillet@...adoo.fr>
---
 arch/um/os-Linux/umid.c | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/arch/um/os-Linux/umid.c b/arch/um/os-Linux/umid.c
index b514ead..cc9ac2e 100644
--- a/arch/um/os-Linux/umid.c
+++ b/arch/um/os-Linux/umid.c
@@ -48,12 +48,11 @@ static int __init make_uml_dir(void)
 		strlcat(dir, "/", sizeof(dir));
 
 	err = -ENOMEM;
-	uml_dir = malloc(strlen(dir) + 1);
+	uml_dir = strdup(dir);
 	if (uml_dir == NULL) {
-		printf("make_uml_dir : malloc failed, errno = %d\n", errno);
+		printf("make_uml_dir : strdup failed, errno = %d\n", errno);
 		goto err;
 	}
-	strcpy(uml_dir, dir);
 
 	if ((mkdir(uml_dir, 0777) < 0) && (errno != EEXIST)) {
 		printf("Failed to mkdir '%s': %s\n", uml_dir, strerror(errno));
-- 
2.1.4

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