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authorGeyslan G. Bem <geyslan@gmail.com>2015-12-01 17:18:55 -0300
committerRichard Weinberger <richard@nod.at>2015-12-08 22:26:00 +0100
commit887a9853092c09e20598f4a7f91ac1cfb762be50 (patch)
treeddcc50c7a60db81ff7e7c6a48c1328ff54a0548d /arch/um/drivers
parent8090bfd2bb9abc6293f5cedef8ec9be84a913d2f (diff)
um: fix returns without va_end
When using va_list ensure that va_start will be followed by va_end. Signed-off-by: Geyslan G. Bem <geyslan@gmail.com> Signed-off-by: Richard Weinberger <richard@nod.at>
Diffstat (limited to 'arch/um/drivers')
-rw-r--r--arch/um/drivers/net_user.c10
1 files changed, 6 insertions, 4 deletions
diff --git a/arch/um/drivers/net_user.c b/arch/um/drivers/net_user.c
index e697a4136707..e9f8445861dc 100644
--- a/arch/um/drivers/net_user.c
+++ b/arch/um/drivers/net_user.c
@@ -249,21 +249,23 @@ void close_addr(unsigned char *addr, unsigned char *netmask, void *arg)
char *split_if_spec(char *str, ...)
{
- char **arg, *end;
+ char **arg, *end, *ret = NULL;
va_list ap;
va_start(ap, str);
while ((arg = va_arg(ap, char **)) != NULL) {
if (*str == '\0')
- return NULL;
+ goto out;
end = strchr(str, ',');
if (end != str)
*arg = str;
if (end == NULL)
- return NULL;
+ goto out;
*end++ = '\0';
str = end;
}
+ ret = str;
+out:
va_end(ap);
- return str;
+ return ret;
}