[PATCH v4 1/2] cmd: abootimg: Prevent use of unintialised variable

Andrew Goodbody andrew.goodbody at linaro.org
Thu Jun 26 18:38:54 CEST 2025


Initiaise vhdr to prevent its use when uninitialised.

This issue was found with Smatch.

Fixes: 636da2039aea (android: boot: support boot image header version 3 and 4)
Signed-off-by: Andrew Goodbody <andrew.goodbody at linaro.org>
---
 cmd/abootimg.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/cmd/abootimg.c b/cmd/abootimg.c
index ae7a1a7c83b..9ae87581d2c 100644
--- a/cmd/abootimg.c
+++ b/cmd/abootimg.c
@@ -95,7 +95,7 @@ static int abootimg_get_dtb_load_addr(int argc, char *const argv[])
 		return CMD_RET_USAGE;
 	struct andr_image_data img_data = {0};
 	const struct andr_boot_img_hdr_v0 *hdr;
-	const struct andr_vnd_boot_img_hdr *vhdr;
+	const struct andr_vnd_boot_img_hdr *vhdr = NULL;
 
 	hdr = map_sysmem(abootimg_addr(), sizeof(*hdr));
 	if (get_avendor_bootimg_addr() != -1)

-- 
2.39.5



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