add to check return value and delete incorrectly code

Signed-off-by: jy910.yun <jy910.yun@samsung.com>

diff --git a/ss_mmc_handler.c b/ss_mmc_handler.c
index 8ab361d..c42da6d 100644 (file)
--- a/ss_mmc_handler.c
+++ b/ss_mmc_handler.c
@@ -311,8 +311,12 @@ static int __check_mmc_fs_type(const char *path)
        /* check fs type with magic code */
        for (i = 0; i < ARRAY_SIZE(fs_types); i++)
        {
-               lseek(fd, fs_types[i].offset, SEEK_SET);
+               ret = lseek(fd, fs_types[i].offset, SEEK_SET);
+               if (ret < 0)
+                       goto check_return;
                ret = read(fd, buf, 2);
+               if (ret < 0)
+                       goto check_return;
                PRT_TRACE("mmc search magic : 0x%2x, 0x%2x", buf[0],buf[1]);
                if (!memcmp(buf, fs_types[i].magic, fs_types[i].magic_sz)) {
                        inserted_type =  fs_types[i].type;
@@ -712,7 +716,8 @@ static int __check_mmc_fs(void)
                PRT_TRACE_ERR("can't open the '%s': %s", buf, strerror(errno));
                snprintf(buf, sizeof(buf), "%s%d", MMC_DEV, blk_num);
        }
-       close(fd);
+       else
+               close(fd);
 
        if (__check_mmc_fs_type(buf) != 0) {
                PRT_TRACE_ERR("fail to check mount point %s", buf);
@@ -771,10 +776,9 @@ static int ss_mmc_format(int argc, char **argv)
 
 static int ss_mmc_check_smack(int argc, char **argv)
 {
-       int smack_checked;
        int pid;
        system(FS_EXT4_SMACK_LABEL);
-       PRT_TRACE_ERR("smack labeling script is run(%d)", smack_checked);
+       PRT_TRACE_ERR("smack labeling script is run");
        vconf_set_int(VCONFKEY_SYSMAN_MMC_STATUS, VCONFKEY_SYSMAN_MMC_MOUNTED);
        vconf_set_int(VCONFKEY_SYSMAN_MMC_MOUNT, VCONFKEY_SYSMAN_MMC_MOUNT_COMPLETED);
        if (mmc_popup_pid > 0) {
@@ -796,4 +800,4 @@ int ss_mmc_init(void)
        if (__check_mmc_fs() != 0)
                PRT_TRACE_ERR("fail to check mmc");
        return 0;
-}
\ No newline at end of file
+}