This loop never actually exits, but the way the code is written this is
not obvious. Add an explicit error check.
Reported-by: Coverity (CID: 131280)
Signed-off-by: Simon Glass <s...@chromium.org>
---
tools/fdtgrep.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/tools/fdtgrep.c b/tools/fdtgrep.c
index f2b8b71ed7..c4563e2289 100644
--- a/tools/fdtgrep.c
+++ b/tools/fdtgrep.c
@@ -801,7 +801,7 @@ static int do_fdtgrep(struct display_info *disp, const char
*filename)
* The first pass will count the regions, but if it is too many,
* we do another pass to actually record them.
*/
- for (i = 0; i < 3; i++) {
+ for (i = 0; i < 2; i++) {
region = malloc(count * sizeof(struct fdt_region));
if (!region) {
fprintf(stderr, "Out of memory for %d regions\n",
@@ -820,6 +820,8 @@ static int do_fdtgrep(struct display_info *disp, const char
*filename)
if (count <= max_regions)
break;
free(region);
+ fprintf(stderr, "Internal error with fdtgrep_find_region)(\n");
+ return -1;
}
/* Optionally print a list of regions */
--
2.18.0.rc1.242.g61856ae69a-goog
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