Commit 04d37e5a authored Mar 02, 2019 by Gustavo A. R. Silva Committed by Richard Weinberger May 07, 2019

ubi: wl: Fix uninitialized variable



There is a potential execution path in which variable *err*
is compared against UBI_IO_BITFLIPS without being properly
initialized previously.

Fix this by initializing variable *err* to 0.

Addresses-Coverity-ID: 1477298 "(Uninitialized scalar variable")
Fixes: 663586c0 ("ubi: Expose the bitrot interface")
Signed-off-by: Gustavo A. R. Silva <gustavo@embeddedor.com>
Signed-off-by: Richard Weinberger <richard@nod.at>

parent a65d10f3

drivers/mtd/ubi/wl.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -1475,7 +1475,7 @@ static bool scrub_possible(struct ubi_device ubi, struct ubi_wl_entry e)
		*/
		int ubi_bitflip_check(struct ubi_device *ubi, int pnum, int force)
		{
		int err;
		int err = 0;
		struct ubi_wl_entry *e;

		if (pnum < 0 \|\| pnum >= ubi->peb_count) {