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-rw-r--r--fs/cifs/connect.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/fs/cifs/connect.c b/fs/cifs/connect.c
index db9d55b..4bc862a 100644
--- a/fs/cifs/connect.c
+++ b/fs/cifs/connect.c
@@ -807,8 +807,7 @@ static int
cifs_parse_mount_options(char *options, const char *devname,
struct smb_vol *vol)
{
- char *value;
- char *data;
+ char *value, *data, *end;
unsigned int temp_len, i, j;
char separator[2];
short int override_uid = -1;
@@ -851,6 +850,7 @@ cifs_parse_mount_options(char *options, const char *devname,
if (!options)
return 1;
+ end = options + strlen(options);
if (strncmp(options, "sep=", 4) == 0) {
if (options[4] != 0) {
separator[0] = options[4];
@@ -916,6 +916,7 @@ cifs_parse_mount_options(char *options, const char *devname,
the only illegal character in a password is null */
if ((value[temp_len] == 0) &&
+ (value + temp_len < end) &&
(value[temp_len+1] == separator[0])) {
/* reinsert comma */
value[temp_len] = separator[0];
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