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Bug fix multiboot.c get_redirect_dir didn't reach index 0

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add_path[0] was never reached

Change-Id: If375a70832b0666d87f7d87b136cc377484b9ec1
This commit is contained in:
William Wilgus 2022-11-17 05:36:55 -05:00
parent 7b3e2f6f85
commit 016090b2a4
1 changed files with 3 additions and 3 deletions
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4
firmware/common/multiboot.c
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@ -83,7 +83,7 @@ int get_redirect_dir(char* buf, int buffer_size, int volume,
const char* rootdir, const char* firmware)
{
int fd;
int f_offset;
size_t f_offset;
char add_path[MAX_PATH];
/* Check in root of volume for rockbox_main.<playername> redirect */
snprintf(add_path, sizeof(add_path), "/<%d>/"BOOT_REDIR, volume);
@ -96,7 +96,7 @@ int get_redirect_dir(char* buf, int buffer_size, int volume,
f_offset = read(fd, add_path,sizeof(add_path));
close(fd);
for(int i = f_offset - 1;i > 0; i--)
for(size_t i = f_offset - 1; i < f_offset; i--)
{
/* strip control chars < SPACE or all if path doesn't start with '/' */
if (add_path[i] < 0x20 || add_path[0] != '/')