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authorIngo Molnar <mingo@elte.hu>2009-01-11 00:51:06 +0100
committerIngo Molnar <mingo@elte.hu>2009-01-11 00:51:06 +0100
commit0811a433c61e85f895018239c4466a36311cd5de (patch)
tree276933e518e5525d24ae37b02df2db9909679260 /lib/vsprintf.c
parentc299030765292434b73572f9bcfe84951ff06614 (diff)
parent3d14bdad40315b54470cb7812293d14c8af2bf7d (diff)
Merge branch 'linus' into core/iommu
Diffstat (limited to 'lib/vsprintf.c')
-rw-r--r--lib/vsprintf.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/lib/vsprintf.c b/lib/vsprintf.c
index 98d632277ca..0fbd0121d91 100644
--- a/lib/vsprintf.c
+++ b/lib/vsprintf.c
@@ -170,6 +170,8 @@ int strict_strtoul(const char *cp, unsigned int base, unsigned long *res)
return -EINVAL;
val = simple_strtoul(cp, &tail, base);
+ if (tail == cp)
+ return -EINVAL;
if ((*tail == '\0') ||
((len == (size_t)(tail - cp) + 1) && (*tail == '\n'))) {
*res = val;
@@ -241,6 +243,8 @@ int strict_strtoull(const char *cp, unsigned int base, unsigned long long *res)
return -EINVAL;
val = simple_strtoull(cp, &tail, base);
+ if (tail == cp)
+ return -EINVAL;
if ((*tail == '\0') ||
((len == (size_t)(tail - cp) + 1) && (*tail == '\n'))) {
*res = val;