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cgfsng: do not use uninitialized variable

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Signed-off-by: Christian Brauner <christian.brauner@ubuntu.com>
This commit is contained in:
Christian Brauner
2017-08-08 20:35:43 +02:00
parent 28cfa8fc63
commit 2a06d041bb
1 changed files with 6 additions and 4 deletions
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10
src/lxc/cgroups/cgfsng.c
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@@ -1904,10 +1904,12 @@ static int cgfsng_set(const char *filename, const char *value, const char *name,
*/ */
static int convert_devpath(const char *invalue, char *dest) static int convert_devpath(const char *invalue, char *dest)
{ {
char *p, *path, *mode, type; int n_parts;
char *p, *path, type;
struct stat sb; struct stat sb;
unsigned long minor, major; unsigned long minor, major;
int n_parts, ret = -EINVAL; int ret = -EINVAL;
char *mode = NULL;
path = must_copy_string(invalue); path = must_copy_string(invalue);
@@ -1956,8 +1958,8 @@ static int convert_devpath(const char *invalue, char *dest)
minor = MINOR(sb.st_rdev); minor = MINOR(sb.st_rdev);
ret = snprintf(dest, 50, "%c %lu:%lu %s", type, major, minor, mode); ret = snprintf(dest, 50, "%c %lu:%lu %s", type, major, minor, mode);
if (ret < 0 || ret >= 50) { if (ret < 0 || ret >= 50) {
ERROR("Error on configuration value \"%c %lu:%lu %s\" (max 50 chars)", ERROR("Error on configuration value \"%c %lu:%lu %s\" (max 50 "
type, major, minor, mode); "chars)", type, major, minor, mode);
ret = -ENAMETOOLONG; ret = -ENAMETOOLONG;
goto out; goto out;
} }