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storage: flash_map: Fix checking unsigned for negative value

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The unsigned size_t type variables have been checked for having
negative values.

Fixes #28171, Coverity-CID: 214224

Signed-off-by: Dominik Ermel <dominik.ermel@nordicsemi.no>
This commit is contained in:
Dominik Ermel 2020-09-08 13:23:05 +00:00 • committed by Ioannis Glaropoulos
commit 4e76da8ab1
1 changed files with 2 additions and 2 deletions
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4
subsys/storage/flash_map/flash_map.c
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@ -281,8 +281,8 @@ int flash_area_check_int_sha256(const struct flash_area *fa,
int pos;
int rc;
if (!fa || !fac || !fac->match || !fac->rbuf ||
fac->clen <= 0 || fac->off < 0 || fac->rblen <= 0) {
if (fa == NULL || fac == NULL || fac->match == NULL ||
fac->rbuf == NULL || fac->clen == 0 || fac->rblen == 0) {
return -EINVAL;
}