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| author | Karel Zak | 2013-03-27 16:47:46 +0100 |
|---|---|---|
| committer | Karel Zak | 2013-03-27 16:47:46 +0100 |
| commit | 4cd271adc1dd3231e705c9e074491a7f49a721b8 (patch) | |
| tree | f3eb0558e01adb764423b8b2fb69c85122b0ba0f /libmount/src/tab.c | |
| parent | wipefs: make do_wipe() more readable [coverity scan] (diff) | |
| download | kernel-qcow2-util-linux-4cd271adc1dd3231e705c9e074491a7f49a721b8.tar.gz kernel-qcow2-util-linux-4cd271adc1dd3231e705c9e074491a7f49a721b8.tar.xz kernel-qcow2-util-linux-4cd271adc1dd3231e705c9e074491a7f49a721b8.zip | |
libmount: make mnt_table_find_* more robust [coverity scan]
Signed-off-by: Karel Zak <kzak@redhat.com>
Diffstat (limited to 'libmount/src/tab.c')
| -rw-r--r-- | libmount/src/tab.c | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/libmount/src/tab.c b/libmount/src/tab.c index f70ed7de0..9d524c1c1 100644 --- a/libmount/src/tab.c +++ b/libmount/src/tab.c @@ -444,6 +444,8 @@ struct libmnt_fs *mnt_table_find_mountpoint(struct libmnt_table *tb, if (!tb || !path) return NULL; + if (direction != MNT_ITER_FORWARD && direction != MNT_ITER_BACKWARD) + return NULL; DBG(TAB, mnt_debug_h(tb, "lookup MOUNTPOINT: %s", path)); @@ -494,6 +496,8 @@ struct libmnt_fs *mnt_table_find_target(struct libmnt_table *tb, const char *pat if (!tb || !path) return NULL; + if (direction != MNT_ITER_FORWARD && direction != MNT_ITER_BACKWARD) + return NULL; DBG(TAB, mnt_debug_h(tb, "lookup TARGET: %s", path)); @@ -564,6 +568,8 @@ struct libmnt_fs *mnt_table_find_srcpath(struct libmnt_table *tb, const char *pa assert(tb); if (!tb || !path) return NULL; + if (direction != MNT_ITER_FORWARD && direction != MNT_ITER_BACKWARD) + return NULL; DBG(TAB, mnt_debug_h(tb, "lookup srcpath: %s", path)); @@ -668,6 +674,8 @@ struct libmnt_fs *mnt_table_find_tag(struct libmnt_table *tb, const char *tag, if (!tb || !tag || !val) return NULL; + if (direction != MNT_ITER_FORWARD && direction != MNT_ITER_BACKWARD) + return NULL; DBG(TAB, mnt_debug_h(tb, "lookup by TAG: %s %s", tag, val)); @@ -710,6 +718,8 @@ struct libmnt_fs *mnt_table_find_source(struct libmnt_table *tb, if (!tb) return NULL; + if (direction != MNT_ITER_FORWARD && direction != MNT_ITER_BACKWARD) + return NULL; DBG(TAB, mnt_debug_h(tb, "lookup SOURCE: %s", source)); @@ -753,6 +763,8 @@ struct libmnt_fs *mnt_table_find_pair(struct libmnt_table *tb, const char *sourc if (!tb || !target) return NULL; + if (direction != MNT_ITER_FORWARD && direction != MNT_ITER_BACKWARD) + return NULL; DBG(TAB, mnt_debug_h(tb, "lookup SOURCE: %s TARGET: %s", source, target)); @@ -788,6 +800,8 @@ struct libmnt_fs *mnt_table_find_devno(struct libmnt_table *tb, if (!tb) return NULL; + if (direction != MNT_ITER_FORWARD && direction != MNT_ITER_BACKWARD) + return NULL; DBG(TAB, mnt_debug_h(tb, "lookup DEVNO: %d", (int) devno)); |