static int find_vdso_map(void **start, void **end) { FILE *maps; char line[128]; int found = 0; maps = fopen("/proc/self/maps", "r"); if (!maps) { fprintf(stderr, "vdso: cannot open maps\n"); return -1; } while (!found && fgets(line, sizeof(line), maps)) { int m = -1; /* We care only about private r-x mappings. */ if (2 != sscanf(line, "%p-%p r-xp %*x %*x:%*x %*u %n", start, end, &m)) continue; if (m < 0) continue; if (!strncmp(&line[m], VDSO__MAP_NAME, sizeof(VDSO__MAP_NAME) - 1)) found = 1; } fclose(maps); return !found; } gi/linux/net-next.git' title='net-next.git Git repository'/>
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authorSalvatore Benedetto <salvatore.benedetto@intel.com>2017-01-13 11:54:08 +0000
committerHerbert Xu <herbert@gondor.apana.org.au>2017-01-23 22:41:32 +0800
commitd6040764adcb5cb6de1489422411d701c158bb69 (patch)
treeec8f34788bcdeaa9dc8f69c58af4c005d1e49021 /kernel/kallsyms.c
parent07825f0acd85dd8b7481d5ef0eb024b05364d892 (diff)
crypto: api - Clear CRYPTO_ALG_DEAD bit before registering an alg
Make sure CRYPTO_ALG_DEAD bit is cleared before proceeding with the algorithm registration. This fixes qat-dh registration when driver is restarted Cc: <stable@vger.kernel.org> Signed-off-by: Salvatore Benedetto <salvatore.benedetto@intel.com> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to 'kernel/kallsyms.c')