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pasta: Check for zero d_reclen returned by getdents64() syscall

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Seen on PPC with some older kernel versions: we seemingly have bytes
left to read from the returned array of dirent structs, but d_reclen
is zero: this, and all the subsequent entries, are not valid.

Signed-off-by: Stefano Brivio <sbrivio@redhat.com>
This commit is contained in:
Stefano Brivio 2022-01-26 06:40:53 +01:00
parent 64f7d81d9a
commit 34872fadec
1 changed files with 1 additions and 1 deletions
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pasta.c
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@ -63,7 +63,7 @@ loop:
struct dirent *dp = (struct dirent *)buf; struct dirent *dp = (struct dirent *)buf;
int pos = 0; int pos = 0;
while (pos < n) { while (dp->d_reclen && pos < n) {
pid_t pid; pid_t pid;
errno = 0; errno = 0;