[U-Boot] [PATCH 09/14] mkimage: Fix error path in fit_extract_data()
Simon Glass
sjg at chromium.org
Wed Mar 16 14:45:39 CET 2016
The 'fdt' variable is not unmapped in all error cases. Fix this.
Reported-by: Coverity (CID: 138493)
Signed-off-by: Simon Glass <sjg at chromium.org>
---
tools/fit_image.c | 11 +++++++----
1 file changed, 7 insertions(+), 4 deletions(-)
diff --git a/tools/fit_image.c b/tools/fit_image.c
index 8d58370..bfb43b2 100644
--- a/tools/fit_image.c
+++ b/tools/fit_image.c
@@ -385,7 +385,7 @@ static int fit_extract_data(struct image_tool_params *params, const char *fname)
buf = malloc(fit_size);
if (!buf) {
ret = -ENOMEM;
- goto err;
+ goto err_munmap;
}
buf_ptr = 0;
@@ -393,7 +393,7 @@ static int fit_extract_data(struct image_tool_params *params, const char *fname)
if (images < 0) {
debug("%s: Cannot find /images node: %d\n", __func__, images);
ret = -EINVAL;
- goto err;
+ goto err_munmap;
}
for (node = fdt_first_subnode(fdt, images);
@@ -411,7 +411,7 @@ static int fit_extract_data(struct image_tool_params *params, const char *fname)
ret = fdt_delprop(fdt, node, "data");
if (ret) {
ret = -EPERM;
- goto err;
+ goto err_munmap;
}
fdt_setprop_u32(fdt, node, "data-offset", buf_ptr);
fdt_setprop_u32(fdt, node, "data-size", len);
@@ -446,8 +446,11 @@ static int fit_extract_data(struct image_tool_params *params, const char *fname)
ret = -EIO;
goto err;
}
- ret = 0;
+ close(fd);
+ return 0;
+err_munmap:
+ munmap(fdt, sbuf.st_size);
err:
close(fd);
return ret;
--
2.7.0.rc3.207.g0ac5344
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