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um: remove unused variable 

The variable dead is initialized but never used otherwise.

Signed-off-by: Haowen Bai <baihaowen@meizu.com>
Signed-off-by: Richard Weinberger <richard@nod.at>
This commit is contained in:
Haowen Bai 2022-06-01 15:46:05 +08:00 committed by Richard Weinberger
parent c6496e0a4a
commit 6e12adcc61
1 changed files with 1 additions and 2 deletions
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3
arch/um/os-Linux/umid.c
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@ -136,7 +136,7 @@ out:
static inline int is_umdir_used(char *dir)
{
char pid[sizeof("nnnnnnnnn")], *end, *file;
int dead, fd, p, n, err;
int fd, p, n, err;
size_t filelen = strlen(dir) + sizeof("/pid") + 1;
file = malloc(filelen);
@ -145,7 +145,6 @@ static inline int is_umdir_used(char *dir)
snprintf(file, filelen, "%s/pid", dir);
dead = 0;
fd = open(file, O_RDONLY);
if (fd < 0) {
fd = -errno;