linux-kernel - [PATCH 1/7] powerpc: fadump: replace sscanf by kstrtoint

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Date:	Sat, 12 Jul 2014 13:36:14 +0200
From:	Fabian Frederick <fabf@...net.be>
To:	linux-kernel@...r.kernel.org
Cc:	paulus@...ba.org, benh@...nel.crashing.org,
	linuxppc-dev@...ts.ozlabs.org, Fabian Frederick <fabf@...net.be>
Subject: [PATCH 1/7] powerpc: fadump: replace sscanf by kstrtoint

See checkpatch warning
"Prefer kstrto<type> to single variable sscanf"

Signed-off-by: Fabian Frederick <fabf@...net.be>
---
 arch/powerpc/kernel/fadump.c | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/arch/powerpc/kernel/fadump.c b/arch/powerpc/kernel/fadump.c
index 742694c..3c40b5f 100644
--- a/arch/powerpc/kernel/fadump.c
+++ b/arch/powerpc/kernel/fadump.c
@@ -426,6 +426,7 @@ static inline int fadump_gpr_index(u64 id)
 {
 	int i = -1;
 	char str[3];
+	int rc;
 
 	if ((id & GPR_MASK) == REG_ID("GPR")) {
 		/* get the digits at the end */
@@ -434,8 +435,8 @@ static inline int fadump_gpr_index(u64 id)
 		str[2] = '\0';
 		str[1] = id & 0xff;
 		str[0] = (id >> 8) & 0xff;
-		sscanf(str, "%d", &i);
-		if (i > 31)
+		rc = kstrtoint(str, 0, &i);
+		if (rc || i > 31)
 			i = -1;
 	}
 	return i;
-- 
1.9.1

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