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mkimage: Fix error path in fit_extract_data()

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The 'fdt' variable is not unmapped in all error cases. Fix this.

Reported-by: Coverity (CID: 138493)

Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Tom Rini <trini@konsulko.com>
This commit is contained in:
Simon Glass 2016-03-16 07:45:39 -06:00 committed by Tom Rini
parent 6e0ffce6cb
commit b97d71e26a
1 changed files with 7 additions and 4 deletions
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11
tools/fit_image.c
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@ -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;