[Crash-utility] [PATCH] Fix gcc_version character display

When using the "help -k" command in the 5.12 kernel, it was found that the gcc_version character string was displayed as 0.0.0. Check the value of the proc_version string to know, crash> help -k ... proc_version: Linux version 5.12.0-rc2kexec+ (root@bogon) (gcc (GCC) 7.3.1 20180303 (Red Hat 7.3.1-6), GNU ld version 2.28-13.fc21.loongson.6) #30 SMP PREEMPT Thu Apr 22 09:04:57 HKT 2021 ... Therefore, the "gcc (GCC)" character should be searched to obtain the correct character string "gcc_version" value. Signed-off-by: Youling Tang <tangyouling(a)loongson.cn&gt; --- kernel.c | 10 +++++++--- 1 file changed, 7 insertions(+), 3 deletions(-) diff --git a/kernel.c b/kernel.c index 528f6ee..a1872c2 100644 --- a/kernel.c +++ b/kernel.c @@ -1103,9 +1103,13 @@ verify_version(void) /* * Keeping the gcc version with #define's is getting out of hand. */ - if ((p1 = strstr(kt->proc_version, "gcc version "))) { + if ((p1 = strstr(kt->proc_version, "gcc version ")) || + (p1 = strstr(kt->proc_version, "gcc (GCC) "))) { BZERO(buf, BUFSIZE); - p1 += strlen("gcc version "); + if (strstr(kt->proc_version, "gcc version ")) + p1 += strlen("gcc version "); + else + p1 += strlen("gcc (GCC) "); p2 = buf; while (((*p1 >= '0') && (*p1 <= '9')) || (*p1 == '.')) { if (*p1 == '.') @@ -3661,7 +3665,7 @@ module_init(void) modules_found = TRUE; break; } - } + } if (!modules_found) { error(WARNING, -- 2.1.0