8bae03c Fix impossible null pointer dereference — HardenedBSD-pkg

rad:z3QDZAW2FAfuLvihrhiyDC9fAD8G9

HardenedBSD Package Manager

Fix impossible null pointer dereference

Baptiste Daroussin committed 10 years ago

commit 8bae03c93035e115e595848fd4a262542c9af98e
parent ac5d806

1 file changed +4 -2

modified libpkg/pkg_checksum.c

@@ -737,7 +737,8 @@ pkg_checksum_validate_file(const char *path, const char *sum)

 		type = PKG_HASH_TYPE_SHA256_HEX;
 	} else {
 		sum = strchr(sum, PKG_CKSUM_SEPARATOR);
 		sum++;
 		if (sum != NULL)
 			sum++;
 	}
 	if (lstat(path, &st) == -1) {

@@ -800,7 +801,8 @@ pkg_checksum_validate_fileat(int rootfd, const char *path, const char *sum)

 		type = PKG_HASH_TYPE_SHA256_HEX;
 	} else {
 		sum = strchr(sum, PKG_CKSUM_SEPARATOR);
 		sum++;
 		if (sum != NULL)
 			sum++;
 	}
 	if (fstatat(rootfd, path, &st, AT_SYMLINK_NOFOLLOW) == -1) {