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authorMark Johnston <markj@FreeBSD.org>2026-01-15 13:51:17 +0000
committerMark Johnston <markj@FreeBSD.org>2026-01-15 13:51:17 +0000
commitaa1eb623389008c95b897976f4d28a7fe0acd93c (patch)
tree719c8a06a0aa40e3a8ca6a8be391659c4411ae02
parenta4955b0143361900140df640d116891f047f5431 (diff)
linuxkpi: Avoid a potential null pointer dereference in an error path
Reported by: Kevin Day <kevin@your.org> Reviewed by: bz, emaste MFC after: 1 week Differential Revision: https://reviews.freebsd.org/D54672
-rw-r--r--sys/compat/linuxkpi/common/src/linux_firmware.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/sys/compat/linuxkpi/common/src/linux_firmware.c b/sys/compat/linuxkpi/common/src/linux_firmware.c
index 12658df5ce83..0c6d855501ef 100644
--- a/sys/compat/linuxkpi/common/src/linux_firmware.c
+++ b/sys/compat/linuxkpi/common/src/linux_firmware.c
@@ -66,7 +66,8 @@ _linuxkpi_request_firmware(const char *fw_name, const struct linuxkpi_firmware *
uint32_t flags;
if (fw_name == NULL || fw == NULL || dev == NULL) {
- *fw = NULL;
+ if (fw != NULL)
+ *fw = NULL;
return (-EINVAL);
}